package org.wolfengi.handler.util;

/**
 * @Author: wolfengi
 * @Description: ${TODO}
 * @Date: Created in 17:05 2020/5/18
 * @Modified By:
 */
public class StringTools {

    public static final boolean isNull(String str) {
        if (null != str && str.trim().length() > 0) {
            return false;
        }
        return true;
    }
}
